Nine Chevrolet cars have reached or exceeded IndyCar's allowed engine usage as the engine manufacturer works through a bad ...

During IndyCar warm-up on Sunday in Detroit, Chevrolet General Motors president Mark Reuss confirmed the root cause of the ...

General Motors president Mark Reuss says a valve coating issue caused recent Chevrolet engine failures in IndyCar.

Two IndyCar drivers, Santino Ferrucci and Alexander Rossi, received six-position grid penalties for the Grand Prix at Road America. The penalties were issued because their teams exceeded the ...

DETROIT – Chevrolet's engine failures have reemerged ahead of Sunday's Detroit Grand Prix. In between practice on Saturday morning and qualifying in the afternoon, three Chevrolet engines were ...

INDIANAPOLIS — After just two days of Indianapolis 500 practice, one of the race's engine manufacturers has experienced concerns. Chevrolet, which is responsible for 18 of the 33 engines in the race, ...

INDIANAPOLIS — The Chevrolet engines that caused some consternation earlier this week at Indianapolis Motor Speedway performed just fine on Fast Friday. Scott McLaughlin, the 2024 Indianapolis 500 ...

Reuss said Chevrolet and General Motors changed the coatings and valves of the engines they're replacing ahead of Sunday's race (12:52 p.m. green flag). Chevrolet replaced the engines of seven cars on ...